1st Gear: 20-25 mph (32-40 km/h)
2nd Gear: 30-35 mph (48-56 km/h)
3rd Gear: 40-45 mph (64-72 km/h)
4th Gear: 50-55 mph (80-88 km/h)
5th Gear: 60-65 mph (96-104 km/h)
6th gear(Top Gear): 70+ mph (112+ km/h)
Please note that these are approximate values, and the actual speeds achieved may vary depending on the specific bike and rider.